The LinkedIn app manages to gain access to your Calendar items because it has a feature that allows you to view your calendar from within the app itself. According to security researchers Yair Amit and Adi Sharabani, the app then transmits this information to LinkedIn’s servers without any clear indication to the user that this is hapening—a throwback to the Path controversy that revealed the social networking app (among many others) had been transmitting users’ contact lists to a remote server without explicit user consent.